Answered
How to change the Type of MF from trimf to constant in the Fuzzy Logic Designer app?
Hi @m gh You can convert the Triangular MFs to Singletons (constant MFs) using this workaround, by specifying all three triMF p...

2 months ago | 0

Answered
Custom Sugeno Fuzzy Model
Hi @Mojtaba Hasanzadeh As of the R2024b release, custom output membership functions are still not supported for Sugeno systems ...

2 months ago | 0

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Too Much Variables in Fuzzy Logic and ANFIS
Hi @YTU With 13 inputs and 5 membership functions each, the total number of rules exceeds more than billion rules when using t...

2 months ago | 0

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the neuro fuzzy sistem modify the membership function in input or in output?
Hi @astrubale ponzio In the following simple example, the ANFIS is trained to fit a trapezoidal set-based fuzzy system to the i...

2 months ago | 0

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How to fit this model with a Weibull distribution?
Hi @Michele Turchiarelli I normalized the x-axis data to facilitate the fitting algorithm's search process. Is this solution ac...

2 months ago | 1

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Answered
How to design constant membership functions (singletons) for the output of a Mamdani fuzzy system?
Hi @Peddireddy This is a decade-old question, but it is indeed possible to implement a Mamdani fuzzy system (MamFIS) for the ou...

2 months ago | 0

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Expert System using Fuzzy Logic
Hi @Arief The Fuzzy Tipper example is considered an Expert System for describing the tipping behavior that is typically practic...

2 months ago | 0

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What are the meanings of fuzzy rules expressed in indices format?
Hi @Yadollah Sabri 1 1, 1 (1) : 2 2 0, 2 (1) : 1 This approach is one of several ways to specify the rules using membership f...

2 months ago | 0

Answered
How to implement the linear output function in Takagi–Sugeno Fuzzy System?
Hi @m To describe the equation (a flat plane surface), use the syntax 'linear', [1 1 2] in the addMF() command for the output ...

2 months ago | 0

Answered
Curve fitter limitation for equations in the form f(x,y)=a*x^n/(y+b)^m
Hi @Boyan Given that there are only data points, employing a bivariate polynomial of degree two in and degree four in will e...

2 months ago | 1

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Answered
My roots don't match example roots when solving routh criterion
Hi @Jhryssa From Part (a), you should have obtained the stable range of : . Part (b) instructs you to verify the stability resu...

2 months ago | 0

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I have a problem in which I have to define a fuzzy membership function with variable x(1) x(2) like below. For these variables I have to generate random number between 1 and 5. x(1)<x(2). What will be code for that?
Set a constraint on so that . fis = sugfis; %% Random integer generator n1 = 3; n2 = 5 - n1; x1 = randi(n1, 1); x2 ...

2 months ago | 0

Answered
How to get inputs from outputs in fuzzy interface system?
Hi @amir There is no built-in function in the Fuzzy Logic Toolbox to accomplish this. Moreover, if the fuzzy inference system (...

2 months ago | 0

Answered
Which "AND" operator is used for the fuzzy rules created by ANFIS?
Hi @Gary By default, ANFIS generates a single-output Sugeno fuzzy inference system. The 'AND' operator is specified in one of t...

2 months ago | 0

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How to see the firing strength using command line of a fuzzy System?
Hi @Luis M The firing strengths can be obtained from the 5th output argument of the 'evalfis' command. Howevern note that this ...

2 months ago | 0

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Membership function not plotting right
Hi @Juan Lopez Specifying the number of data points (numPoints) in the 'plofmf' command to plot for each MF will solve the prob...

2 months ago | 0

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Problem in curve fitting using curvefitter app
Hi @Farkhanda Azmi I fitted the data using a logarithm function: %% Data load('yvalues_curvefit_case.mat'); y = y3a_DOD_...

2 months ago | 0

Answered
My Numerical Solution doesn't align with the exact solution
Hi @Prince Nino Perhaps you should verify the results with your Professor. You can also change the initial condition. %% Numer...

2 months ago | 1

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What system of ODE's does Simscape Electrical's DC Motor Block use?
Because and , therefore . Note that you already have the term in your differential equation .

2 months ago | 0

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Matlab ODE 4.5 Runge Kutta problem solver. Can't get it to work for one problem set.
Hi @DJ V You forgot to supply the values for l and n. theta = 0; phi = 0; psi = 0; Ctheta=cos(theta); Cphi = cos(phi); Cp...

2 months ago | 0

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Very large output numbers
Hi @Marcos Proper transfer function should have the degree of the numerator less than or equals to the degree of the denominato...

2 months ago | 0

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Matlab code does not run past a certain point: i.e. buffers at a certain line of code
Hi @Jhryssa If your professor is not a disciplinarian, then there is nothing wrong with using the standard gravitational parame...

2 months ago | 0

Answered
Create a generic x for (x,y) plot
Hi @Flip Reutelingsperger Perhaps, you can plot like in this example: % Time vector timeStr = ["10:23:55", "10:24:00", "10:24...

2 months ago | 0

Answered
Why the Kf_LMax value is increased beyond its limits. Is their is any logical error Kindly help me out .
Hi @Ehtisham If the gains and stay constant or vary very slowly during each phase, then you can consider applying the followi...

2 months ago | 0

Answered
Periodic result using ode45 while simulating a parachute decent with 6DOF dynamics
Hi @mekg_10 At first, I thought you were trying to duplicate the results of the paper by attaching a parachute to the Mars EDL....

2 months ago | 0

Answered
Why the Kf_LMax value is increased beyond its limits. Is their is any logical error Kindly help me out .
Hi @Ehtisham The previous answer attempts to provide a logical explanation for why the 'Kf_L' variable exceeds the desired upp...

2 months ago | 0

Answered
Why the Kf_LMax value is increased beyond its limits. Is their is any logical error Kindly help me out .
Hi @Ehtisham I am unfamiliar with your equation, but it appears that you did not "mathematically" impose the desired upper limi...

2 months ago | 0

Answered
The problem is to calculate unknowns and plot graph for Nu vs time.
Hi @MADHVI Your original code runs without error in MATLAB online. However, I have included annotations in the comments to expl...

2 months ago | 0

Answered
PI controller tuning in hall sensor FOC example
Hi @Rohan In the Thesis, you can probably explain like that "When the 'Tune' button is clicked, the Simulink PID Tuner does...

3 months ago | 1

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Answered
simulink is giving unexpected simulation answer
Nope, not stable. The reason you got the high oscillations exponential decay response is because there are not enough samples fo...

3 months ago | 1

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